document.write( "Question 808946: solve for z 5x+z=y
\n" ); document.write( " -y+2x=3=-z
\n" ); document.write( " 3x+4y=18
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Algebra.Com's Answer #487301 by Alan3354(69443)\"\" \"About 
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solve for z 5x+z+=y
\n" ); document.write( " -y+2x=3=-z Too many equal signs.
\n" ); document.write( " 3x+4y=18
\n" ); document.write( "
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